GB8623965D0 - Charge & bias control system - Google Patents

Charge & bias control system

Info

Publication number
GB8623965D0
GB8623965D0 GB868623965A GB8623965A GB8623965D0 GB 8623965 D0 GB8623965 D0 GB 8623965D0 GB 868623965 A GB868623965 A GB 868623965A GB 8623965 A GB8623965 A GB 8623965A GB 8623965 D0 GB8623965 D0 GB 8623965D0
Authority
GB
United Kingdom
Prior art keywords
charge
control system
bias control
bias
control
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Granted
Application number
GB868623965A
Other versions
GB2182285A (en
GB2182285B (en
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Savin Corp
Original Assignee
Savin Corp
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Savin Corp filed Critical Savin Corp
Publication of GB8623965D0 publication Critical patent/GB8623965D0/en
Publication of GB2182285A publication Critical patent/GB2182285A/en
Application granted granted Critical
Publication of GB2182285B publication Critical patent/GB2182285B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/50—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control
    • G03G15/5033—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor
    • G03G15/5037—Machine control of apparatus for electrographic processes using a charge pattern, e.g. regulating differents parts of the machine, multimode copiers, microprocessor control by measuring the photoconductor characteristics, e.g. temperature, or the characteristics of an image on the photoconductor the characteristics being an electrical parameter, e.g. voltage
    • G—PHYSICS
    • G03—PHOTOGRAPHY; CINEMATOGRAPHY; ANALOGOUS TECHNIQUES USING WAVES OTHER THAN OPTICAL WAVES; ELECTROGRAPHY; HOLOGRAPHY
    • G03G—ELECTROGRAPHY; ELECTROPHOTOGRAPHY; MAGNETOGRAPHY
    • G03G15/00—Apparatus for electrographic processes using a charge pattern
    • G03G15/06—Apparatus for electrographic processes using a charge pattern for developing
    • G03G15/065—Arrangements for controlling the potential of the developing electrode

Landscapes

  • Physics & Mathematics (AREA)
  • General Physics & Mathematics (AREA)
  • Engineering & Computer Science (AREA)
  • Microelectronics & Electronic Packaging (AREA)
  • Control Or Security For Electrophotography (AREA)
  • Electrostatic Charge, Transfer And Separation In Electrography (AREA)
  • Developing For Electrophotography (AREA)
GB8623965A 1985-11-04 1986-10-06 Charge and bias control system for electrophotographic copier Expired - Lifetime GB2182285B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/794,765 US4678317A (en) 1985-11-04 1985-11-04 Charge and bias control system for electrophotographic copier

Publications (3)

Publication Number Publication Date
GB8623965D0 true GB8623965D0 (en) 1986-11-12
GB2182285A GB2182285A (en) 1987-05-13
GB2182285B GB2182285B (en) 1990-08-01

Family

ID=25163608

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8623965A Expired - Lifetime GB2182285B (en) 1985-11-04 1986-10-06 Charge and bias control system for electrophotographic copier

Country Status (9)

Country Link
US (1) US4678317A (en)
JP (1) JPS62109071A (en)
CA (1) CA1280152C (en)
CH (1) CH674422A5 (en)
DE (1) DE3637101A1 (en)
FR (1) FR2589594B1 (en)
GB (1) GB2182285B (en)
HK (1) HK128695A (en)
IT (1) IT1235467B (en)

Families Citing this family (19)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH0722675Y2 (en) * 1986-07-17 1995-05-24 三洋電機株式会社 Electrophotographic device
JPH01198770A (en) * 1987-10-16 1989-08-10 Ricoh Co Ltd Controller for copying machine
US5270776A (en) * 1988-06-06 1993-12-14 Spectrum Sciences B.V. Method for fusing developed image
US4966824A (en) * 1988-06-06 1990-10-30 Spectrum Sciences Liquid toner composition containing two different charge directors
JP2811680B2 (en) * 1988-08-26 1998-10-15 日立工機株式会社 Operating method of electrophotographic printing device
US5157238A (en) * 1988-09-08 1992-10-20 Spectrum Sciences, B.V. Fusing apparatus and method
US4987453A (en) * 1990-02-01 1991-01-22 Eastman Kodak Company Development rate controller
US5179411A (en) * 1990-09-11 1993-01-12 Mita Industrial Co., Ltd. Inversion development controller
US6623902B1 (en) 1991-03-28 2003-09-23 Hewlett-Packard Indigo B.V. Liquid toner and method of printing using same
JPH04320285A (en) * 1991-04-19 1992-11-11 Ricoh Co Ltd Electrophotographic process controller
JPH0820798B2 (en) * 1991-06-18 1996-03-04 村田機械株式会社 Image forming device
IL107217A (en) * 1993-10-08 2004-05-12 Hewlett Packard Indigo Bv Development control system
USRE37859E1 (en) 1991-07-09 2002-09-24 Indigo N.V. Development control system
JP3221045B2 (en) * 1992-04-03 2001-10-22 キヤノン株式会社 Image forming device
US5369473A (en) * 1992-05-27 1994-11-29 Mita Industrial Co., Ltd. Image forming apparatus
DE19511286A1 (en) * 1995-03-28 1996-10-02 Philips Patentverwaltung X-ray imaging device with a photoconductor and a charging device
EP1282840A1 (en) 2000-05-17 2003-02-12 Indigo N.V. Fluorescent liquid toner and method of printing using same
US7977023B2 (en) 2007-07-26 2011-07-12 Hewlett-Packard Development Company, L.P. Ink formulations and methods of making ink formulations
DE102009060334B4 (en) * 2009-12-23 2012-02-16 OCé PRINTING SYSTEMS GMBH Device for developing charge images generated on a charge image carrier in an electrophoretic pressure device

Family Cites Families (23)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US30535A (en) * 1860-10-30 Eugene mack
DE2410741A1 (en) * 1973-05-14 1974-12-12 Xerox Corp CONTROLLER FOR REPRODUCTION EQUIPMENT
US3898001A (en) * 1973-08-14 1975-08-05 Xerox Corp Electrometer system for non-contact detection of electrostatic charge on a moving electrostatographic imaging surface
US3887845A (en) * 1973-09-26 1975-06-03 Xerox Corp Copier photoreceptor charge control
US4050806A (en) * 1974-05-10 1977-09-27 Ricoh Co., Ltd. Method and apparatus for electrically biasing developing electrode of electrophotographic device
JPS588507B2 (en) * 1974-06-10 1983-02-16 株式会社リコー Wet developing device
US3892481A (en) * 1974-06-17 1975-07-01 Savin Business Machines Corp Automatic development electrode bias control system
JPS5441502B2 (en) * 1974-10-21 1979-12-08
US4248524A (en) * 1977-07-11 1981-02-03 Canon Kabushiki Kaisha Method of and apparatus for stabilizing electrophotographic images
GB2039101B (en) * 1978-08-24 1983-05-25 Canon Kk Control of electrostatic recording apparatus
JPS5529862A (en) * 1978-08-24 1980-03-03 Canon Inc Electrocopying apparatus
JPS55157756A (en) * 1979-05-29 1980-12-08 Canon Inc Surface potential control unit
US4326796A (en) * 1979-12-13 1982-04-27 International Business Machines Corporation Apparatus and method for measuring and maintaining copy quality in an electrophotographic copier
JPS5695249A (en) * 1979-12-28 1981-08-01 Canon Inc Image forming device
US4348099A (en) * 1980-04-07 1982-09-07 Xerox Corporation Closed loop control of reproduction machine
US4341461A (en) * 1980-04-07 1982-07-27 Xerox Corporation Development control of a reproduction machine
JPS5727265A (en) * 1980-07-25 1982-02-13 Canon Inc Copying apparatus
JPS5754786A (en) * 1980-09-17 1982-04-01 Matsushita Electric Ind Co Ltd Proportional control valve
US4432634A (en) * 1980-10-20 1984-02-21 Minolta Camera Kabushiki Kaisha Electrophotographic copying apparatus
JPS57204061A (en) * 1981-06-11 1982-12-14 Canon Inc Picture recording controller
JPS5815789A (en) * 1981-07-20 1983-01-29 Sanyo Electric Co Ltd Blower
JPS5833551A (en) * 1981-08-20 1983-02-26 Koichi Totsugi Driving device for wiper of automobile
JPS58195855A (en) * 1982-05-12 1983-11-15 Ricoh Co Ltd Electrostatic copying apparatus

Also Published As

Publication number Publication date
DE3637101A1 (en) 1987-05-07
IT1235467B (en) 1992-08-19
US4678317A (en) 1987-07-07
GB2182285A (en) 1987-05-13
CH674422A5 (en) 1990-05-31
CA1280152C (en) 1991-02-12
JPS62109071A (en) 1987-05-20
GB2182285B (en) 1990-08-01
HK128695A (en) 1995-08-24
IT8622175A0 (en) 1986-10-29
FR2589594B1 (en) 1990-10-12
FR2589594A1 (en) 1987-05-07

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Legal Events

Date Code Title Description
732 Registration of transactions, instruments or events in the register (sect. 32/1977)
732E Amendments to the register in respect of changes of name or changes affecting rights (sect. 32/1977)
PE20 Patent expired after termination of 20 years

Effective date: 20061005